Service & Maintenance

Creating A ‘False Water Line'

The next time you're faced with replacing an old steam boiler that was attached to a two-pipe air vent system, try the old-timer's trick. Remember that the replacement boiler is smaller in size and holds less water, thus requiring a boiler feed tank that acts as a reservoir for the new boiler.
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Servicing Gas Appliances – Part 1

This article is part one of a three-part series on inspecting and servicing gas appliances. This part covers infiltration air and the ventilation air test, equipment efficiency, venting, and the three-part testing procedure for checking a heat exchanger.
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Btu Buddy 31: A Heat Pump Blowing Cold Air

In this edition of the Btu Buddy series, Bob goes on a call where the customer is complaining about their heat pump blowing cold air. Bob explains the differences between a heat pump and furnace, and makes a couple adjustments to the system.
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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

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NEWSMakers: Howard Weiss
Howard Weiss, executive vice president, HVAC Excellence stopped by The NEWS’ booth at the AHR Expo to discuss HVAC Excellence’s upcoming conference, networking opportunities at large expo’s, and much more. Posted on Feb. 27.
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2015 February 23

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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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